LTC2931HF View Datasheet(PDF) - Linear Technology
Part Name
Description
Manufacturer
LTC2931HF
Linear Technology
LTC2931HF Datasheet PDF : 16 Pages
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LTC2931
ABSOLUTE MAXIMUM RATINGS
(Notes 1, 2, 3)
V1, V2, V3, V4, V5, V6, VPG ........................ –0.3V to 7V
RST , COMP1-6............................................ –0.3V to 7V
CWT, WDO.................................................... –0.3V to 7V
CRT, VREF, WDI ............................. –0.3V to (VCC + 0.3V)
Reference Load Current (IVREF)..............................±1mA
V4 Input Current (–ADJ Mode) ..............................–1mA
RST , WDO, COMP1-6 Currents...........................±10mA
Operating Temperature Range
LTC2931C ................................................ 0°C to 70°C
LTC2931I.............................................. –40°C to 85°C
LTC2931H .......................................... –40°C to 125°C
Storage Temperature Range................... –65°C to 150°C
Lead Temperature (Soldering, 10 sec) .................. 300°C
PIN CONFIGURATION
TOP VIEW
COMP5 1
V5 2
COMP3 3
COMP1 4
V3 5
V1 6
CRT 7
RST 8
WDO 9
WDI 10
20 COMP6
19 V6
18 COMP2
17 COMP4
16 V2
15 V4
14 VREF
13 VPG
12 GND
11 CWT
F PACKAGE
20-LEAD PLASTIC TSSOP
TJMAX = 130°C, θJA = 90°C/W
ORDER INFORMATION
LEAD FREE FINISH
TAPE AND REEL
PART MARKING
PACKAGE DESCRIPTION
LTC2931CF#PBF
LTC2931CF#TRPBF
LTC2931F
20-Lead Plastic TSSOP
LTC2931IF#PBF
LTC2931IF#TRPBF
LTC2931F
20-Lead Plastic TSSOP
LTC2931HF#PBF
LTC2931HF#TRPBF
LTC2931F
20-Lead Plastic TSSOP
Consult LTC Marketing for information on non-standard lead based finish parts.
For more information on lead free part marking, go to: http://www.linear.com/leadfree/
This product is only offered in trays. For more information go to: http://www.linear.com/packaging/
TEMPERATURE RANGE
0°C to 70°C
–40°C to 85°C
–40°C to 125°C
ELECTRICAL CHARACTERISTICS The ● denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at TA = 25°C. VCC = 5V, unless otherwise specified. (Note 3)
SYMBOL
VCC
VCCMINP
VCCMINC
VRT50
VRT33
VRT30
VRT25
VRT18
VRT15
VRTA
VRTAN
PARAMETER
Minimum Internal Operating Voltage
Minimum Required for Mode Selection
Minimum Required for Comparators
5V, 5% Reset Threshold
3.3V, 5% Reset Threshold
3V, 5% Reset Threshold
2.5V, 5% Reset Threshold
1.8V, 5% Reset Threshold
1.5V, 5% Reset Threshold
ADJ Reset Threshold
–ADJ Reset Threshold
CONDITIONS
RST, COMPn in Correct Logic State
VCC Rising
VCC Falling
V1 Input Threshold
V1, V2 Input Threshold
V2 Input Threshold
V2, V3 Input Threshold
V3, V4 Input Threshold
V3, V4 Input Threshold
V3, V4, V5, V6 Input Threshold
V4 Input Threshold
MIN
●
●
●
● 4.600
● 3.036
● 2.760
● 2.300
● 1.656
● 1.380
● 492.5
● –18
TYP
4.675
3.086
2.805
2.338
1.683
1.403
500
0
MAX
1
2.4
2.3
4.750
3.135
2.850
2.375
1.710
1.425
507.5
18
UNITS
V
V
V
V
V
V
V
V
V
mV
mV
2931fb
2
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